/**
 * SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */

import type { AxiosError } from '@nextcloud/axios'
import type { Node } from '@nextcloud/files'
import type { StorageConfig } from '../services/externalStorage.ts'

import AlertSvg from '@mdi/svg/svg/alert-circle.svg?raw'
import { showWarning } from '@nextcloud/dialogs'
import { FileAction } from '@nextcloud/files'
import { translate as t } from '@nextcloud/l10n'
import Vue from 'vue'
import { getStatus } from '../services/externalStorage.ts'
import { isMissingAuthConfig, STORAGE_STATUS } from '../utils/credentialsUtils.ts'
import { isNodeExternalStorage } from '../utils/externalStorageUtils.ts'

import '../css/fileEntryStatus.scss'

export const action = new FileAction({
	id: 'check-external-storage',
	displayName: () => '',
	iconSvgInline: () => '',

	enabled: (nodes: Node[]) => {
		return nodes.every((node) => isNodeExternalStorage(node) === true)
	},
	exec: async () => null,

	/**
	 * Use this function to check the storage availability
	 * We then update the node attributes directly.
	 *
	 * @param node The node to render inline
	 */
	async renderInline(node: Node) {
		const span = document.createElement('span')
		span.className = 'files-list__row-status'
		span.innerHTML = t('files_external', 'Checking storage …')

		let config = null as unknown as StorageConfig
		getStatus(node.attributes.id, node.attributes.scope === 'system')
			.then((response) => {
				config = response.data
				Vue.set(node.attributes, 'config', config)

				if (config.status !== STORAGE_STATUS.SUCCESS) {
					throw new Error(config?.statusMessage || t('files_external', 'There was an error with this external storage.'))
				}

				span.remove()
			})
			.catch((error) => {
				// If axios failed or if something else prevented
				// us from getting the config
				if ((error as AxiosError).response && !config) {
					showWarning(t('files_external', 'We were unable to check the external storage {basename}', {
						basename: node.basename,
					}))
				}

				// Reset inline status
				span.innerHTML = ''

				// Checking if we really have an error
				const isWarning = !config ? false : isMissingAuthConfig(config)
				const overlay = document.createElement('span')
				overlay.classList.add(`files-list__row-status--${isWarning ? 'warning' : 'error'}`)

				// Only show an icon for errors, warning like missing credentials
				// have a dedicated inline action button
				if (!isWarning) {
					span.innerHTML = AlertSvg
					span.title = (error as Error).message
				}

				span.prepend(overlay)
			})

		return span
	},

	order: 10,
})
